Linux cat EOF写入文件内容

Linux cat EOF写入文件内容

# cat EOF 写入文件
cat <<EOF> /root/test/promtail/promtail.yaml
server:
  http_listen_port: 9080
  grpc_listen_port: 0

positions:
  filename: /var/log/positions.yaml # This location needs to be writeable by promtail.

client:
  url: http://localhost:3100/loki/api/v1/push

scrape_configs:
 - job_name: system
   pipeline_stages:
   static_configs:
   - targets:
      - localhost
     labels:
      job: varlogs
      host: yourhost
      __path__: /var/log/*.log
EOF